General description The Red 30pcs 7mm SPST Mini Momentary Push Button Switch is designed for various applications, including model railways and industrial control circuits. This mini round push button switch operates momentarily, meaning it is "on" only when the button is pressed. Technical specifications Operation Type: Momentary Contact Type: SPST Rated Voltage: AC 250V Current Rating: 1A Number of Pins: 2 Dimensions: 7mm Installation Easy to install Ideal for chassis mounting Includes a fixing nut and washer Usage Used in industrial control circuits Controls insulation protection of electromagnetic starters, contactors, relays, electrified railways, and power grid cables Other information Package includes 30pcs of 7mm black mini momentary push button switches